Leonard Mine

The Leonard Mine is a tungsten mine located in Mineral county, Nevada at an elevation of 5,102 feet.

About the MRDS Data:

All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.

Mine Info

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.

Site Name

Primary: Leonard Mine
Secondary: Nevada Scheelite Mine & Mill

Commodity

Primary: Tungsten

Location

State: Nevada
County: Mineral
District: Regent-Rawhide

Land Status

Land ownership: BLM Administrative Area
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.

Holdings

Type: Located Claim

Workings

Type: Underground

Ownership

Owner Name: Natural Resources Development Ltd.(Sub. Nrd Mining Ltd.)
Company ID: 2600614
Percent: 100.0
Home Office: Nevada
Info Year: 1982

Owner Name: Kennametal, Inc. (Nevada Division)
Info Year: 1975

Production

Year: 1974
Time Period: 1937-1974
Description: Conc. Prod. 1937-1974 About 3,800 Mt, Ore Mined About 360,000 Mt, Units Prod. 1937-1974 About 271,000 Mt Approximate Grade 1.1 Percent W-Trioxide

Deposit

Record Type: Site
Operation Category: Producer
Operation Type: Underground
Mining Method: Timbered Stopes - Overhand Square-Set
Milling Method: Gravity
Year First Production: 1937
Discovery Year: 1930
Years of Production:
Organization:
Significant: Y

Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Great Basin

Mineral Deposit Model

Not available

Orebody

Not available

Structure

Not available

Alterations

Not available

Rocks

Not available

Analytical Data

Not available

Materials

Unknown: Molybdenite
Unknown: Pyrite
Unknown: Quartz
Unknown: Scheelite
Unknown: Wollastonite
Unknown: Chalcopyrite
Unknown: Diopside
Unknown: Epidote
Unknown: Garnet
Unknown: Hematite
Unknown: Limonite
Unknown: Calcite
Unknown: Magnetite

Comments

Comment (Location): GENERAL LOCATION: ABOUT 58 KM NE OF HAWTHORNE. GENERAL SIZE OF ORE BODY: LARGE.

Comment (Reserve-Resource): M1=N/CUM (MATRIX 1 IS NON-CUMULATIVE) QUANTITIES IN MATRIX 1 ARE ON THE 200-300 LEVELS AND 500-550 LEVELS. ADDITIONAL UNKNOWN RESOURCES MAY EXIST BETWEEN AND BELOW THESE LEVELS. ABOUT 50,000 MT DEVELOPED AS OF JAN. 1981. NO PUBLISHED RESERVES AVAILABLE.

Comment (Reserve-Resource): RESOURCES AS OF 1/83.

References

Reference (Deposit): CALIFORNIA AND NEVADA, 1959-62, BUMINES IC 8158, 1963, 19

Reference (Deposit): HOLMES, G. H., JR. BERYLLIUM INVESTIGATIONS IN

Reference (Deposit): BUMINES RI 4681, 1950, 13 PP.

Reference (Deposit): NEVADA SCHEELITE, INC., DEPOSIT, MINERAL COUNTY, NEVADA.

Reference (Deposit): NV, 1982, 94 PP.

Reference (Deposit): GEEHAN, R. W., AND R. R. TRENGOVE. INVESTIGATION OF

Reference (Deposit): MINERAL COUNTY, NEVADA. M.S. THESIS, UNIV. NV, RENO,

Reference (Deposit): TAYLOR, J. K. GEOLOGY OF THE NEVADA SCHEELITE MINE,

Reference (Deposit): OF MINING AND MINERAL PROCESSORS, 1975.

Reference (Deposit): ENGINEERING & MINING JOURNAL. INTERNATIONAL DIRECTORY

Reference (Deposit): BULL. 58, 1961, 98 PP.

Reference (Deposit): COUNTY, NEVADA. NV BUREAU OF MINES AND GEOL.

Reference (Deposit): ROSS, D. C. GEOLOGY AND MINERAL DEPOSITS OF MINERAL

Reference (Deposit): SURV. PROF. PAPER 318, 1959, PP. 63-85.

Reference (Deposit): NONPEGMATITE BERYLLIUM IN THE UNITED STATES. U.S. GEOL.

Reference (Deposit): N. CAMERON. LOCALITIES IN NEVADA. CH. IN OCCURRENCE OF

Reference (Deposit): WARNER, L. A., W. T. HOLSER, V. R. WILMARTH, AND E.

Reference (Deposit): IC 6941, 1937, 79 PP.

Reference (Deposit): DISTRICTS IN MINERAL COUNTY, NEVADA. BUMINES

Reference (Deposit): VAN DENBURGH, A. S. RECONNAISSANCE OF MINING

Reference (Deposit): PP.

Nevada Gold

Nevada has a total of 368 distinct gold districts. Of the of those, just 36 are major producers with production and/or reserves of over 1,000,000 ounces, 49 have production and/or reserves of over 100,000 ounces, with the rest having less than 100,000 ounces. Read more: Gold Districts of Nevada.